create /link command (explains that you need to use rbhop dog)

src/SlashCommands/Link.lua

@@ -0,0 +1,14 @@
+local SlashCommandTools = require('discordia-slash').util.tools()
+
+local LINK_EXPLANATION_MESSAGE = [[Use the `!link <roblox username>` command with <@759490176119472178> to start the linking process, make sure your DMs are open so it can message you. For more information, use `!help link`]]
+
+local LinkCommand = SlashCommandTools.slashCommand('link', 'Explains how to link your Roblox account to your discord account')
+
+local function Callback(Interaction, Command, Args)
+	return Interaction:reply(LINK_EXPLANATION_MESSAGE, true)
+end
+
+return {
+	Command = LinkCommand,
+	Callback = Callback
+}